Deletes Reference Section
Deletes Reference Section

It is probably not needed, since everything is in the new Test class
description, and it does not match any other similar section in
similar pages. This effectively solves #2328, since all wrong links
were there. This also helps #2330, by continuing to split content.

perl6/doc,tbrowder/doc,tbrowder/doc,stmuk/doc,perl6/doc,tbrowder/doc,MasterDuke17/doc,MasterDuke17/doc,tbrowder/doc,stmuk/doc,MasterDuke17/doc,perl6/doc,stmuk/doc,MasterDuke17/doc,stmuk/doc,stmuk/doc,perl6/doc,perl6/doc